Comparison

Conductivity Basic for EC111B vs Inver Dealer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Conductivity Basic for EC111B

Features
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Designed with the everyday users in mind, the Conductivity Basic app, when paired with a Jenco Bluetooth conductivity tester model EC111B, is the simplest way to accurately measure conductivity, salinity, TDS and temperature readings. This app is optimized for the iPhone. Pro edition of this app is available with additional features: • Save reading data with GPS mapping • Annotate saved readings with notes • Share saved readings to other apps • Displays calibration history ▶ One-button Bluetooth pairing Easily pair to Jenco’s Bluetooth conductivity tester model EC111B, which contains the sensors and the processing hardware that accurately convert analog conductivity, salinity, TDS and temperature signals to digital signals. ▶ Easy to use with guided operations Thoughtful screen layout, guided calibration operations and jargon-free instructions deliver the best-in-class user experience. ▶ Quality readings Measure conductivity range of 0.00 to 20.00 mS with resolution of 0.10 mS and accuracy of ±1% full scale and ±2% full scale when reading is > 10.00 mS; salinity range of 0.00 to 10.00 ppt with resolution of 0.05 ppt and accuracy of ±1% full scale and ±2% full scale when reading is > 5.00 ppt; TDS range of 0.00 to 20.00 g/L with resolution of 0.03 to 0.10 g/L and accuracy of ±1% full scale and ±2% full scale when reading is > 10.00 g/L. Reading quality is made possible by Jenco’s 45-year experience in designing and producing water quality instruments. ▶ Practical, useful features Reading quality indicator, temperature display, calibration reminders, and more. ▶ Complete feature list: Reading quality • Displays pH and temperature readings at the same time * 0.00 to 20.00 mS conductivity range * 0.00 to 10.00 ppt salinity range * 0.00 to 20.00 g/L TDS range * 0.0 to 50.0°C temperature range * 0.10 mS conductivity resolution * 0.05 ppt salinity resolution * 0.03 to 0.10 g/L TDS resolution * ±1% full scale and ±2% full scale when reading is > 10.00 mS conductivity accuracy * ±1% full scale and ±2% full scale when reading is > 5.00 ppt salinity accuracy * ±1% full scale and ±2% full scale when reading is > 10.00 g/L TDS accuracy * Adjustable temperature reference (15 to 25 °C) * Adjustable temperature coefficient percentage (0 to 4.00) * Adjustable TDS factor (0.30 to 1.00) * Temperature display in °C or °F * Displays last calibration date Calibration • Step-by-step guided calibration procedure Miscellaneous • Displays Bluetooth conductivity tester’s battery life • Pause readings (Hold) ▶ About Jenco Jenco is a family-operated manufacturer with 45 years of specialization in designing and producing water quality instruments. For more information about our Bluetooth conductivity tester, please visit https://www.jencoi.com/wand

About

Inver Dealer

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Invertechs (Xiamen) Technology Co., Ltd. is a leading manufacturing technology company that strives to revolutionize the field of microinverters. Our extensive range of services includes research and development, design, production, sales, and service, with a focus on delivering the latest microinverters to our esteemed customers. We strongly believe in the power of small things to make a big difference, and this philosophy drives our innovation. At Invertechs, we place a high priority on research and development to keep pace with the ever-changing landscape of renewable energy. Our microinverters are smart, safe, and innovative, providing reliable and efficient power conversion for your solar panels. We have state-of-the-art laboratories and factories that support our complete PV industrial chain, from research and development to manufacturing and after-sales service. Our team is dedicated to delivering superior smart energy solutions and exceptional customer service. At Invertechs, we aspire to be a global leader in the field of microinverters, helping to create a cleaner and more sustainable world.

Screenshots

Conductivity Basic for EC111B3 screens
Inver Dealer3 screens

Verdict

The call

The clearest difference is update cadence: Inver Dealer at every 6 months against Conductivity Basic for EC111B's every 15 months. Conductivity Basic for EC111B's advantage is device support and iOS requirement (9.0 vs 13.0). On price and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Conductivity Basic for EC111B ships an update every 15 months, Inver Dealer every 6 months. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

Scorecard3 real differences · 3 level
Conductivity Basic for EC111B versus Inver Dealer: the parameters behind the verdict, then further details
ParameterConductivity Basic for EC111BInver Dealer
PriceFreeFree
Update frequencyEvery 15 monthsEvery 6 months — better
AdsNo—
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — better—
Requires iOS9.0 — better13.0
Further details — not scored
Size18 MB65 MB
Age rating4+4+
DeveloperJenco Instruments, Inc.Xiamen Invertech Energy Technology Co., Ltd.

In-app purchases

None

Conductivity Basic for EC111B

No in-app purchases

None

Inver Dealer

No in-app purchases

Questions

Is Conductivity Basic for EC111B free?
Conductivity Basic for EC111B is free to download, with no in-app purchases.
Is Inver Dealer free?
Inver Dealer is free to download, with no in-app purchases.
Which is updated more often, Conductivity Basic for EC111B or Inver Dealer?
Conductivity Basic for EC111B ships an update every 15 months, and Inver Dealer every 6 months. Most recently, Conductivity Basic for EC111B was updated on October 2, 2026 and Inver Dealer on October 5, 2026.

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